148 lines
4 KiB
Nix
148 lines
4 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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let
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# this is a recursive attribute with all the functions below
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inherit (lib) ctp;
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in
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{
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# string -> type -> string -> a -> a
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# this is an internal function and shouldn't be
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# used unless you know what you're doing. it takes
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# a string (the name of the property, i.e., flavor
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# or accent), the type of the property, the name of
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# the module, followed by local config attrset
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mkBasicOpt =
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attr: type: name:
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lib.mkOption {
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inherit type;
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default = config.catppuccin.${attr};
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description = "Catppuccin ${attr} for ${name}";
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};
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# string -> a -> a
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# this creates a flavor option for modules
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# the first string should be the name of the module,
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# followed by the local config attrset
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mkFlavourOpt = ctp.mkBasicOpt "flavor" ctp.types.flavorOption;
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types = {
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flavorOption = lib.types.enum [
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"latte"
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"frappe"
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"macchiato"
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"mocha"
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];
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accentOption = lib.types.enum [
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"blue"
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"flamingo"
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"green"
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"lavender"
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"maroon"
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"mauve"
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"peach"
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"pink"
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"red"
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"rosewater"
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"sapphire"
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"sky"
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"teal"
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"yellow"
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];
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};
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# string -> string
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# this capitalizes the first letter in a string,
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# which is sometimes needed in order to format
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# the names of themes correctly
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mkUpper =
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str:
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(lib.toUpper (builtins.substring 0 1 str)) + (builtins.substring 1 (builtins.stringLength str) str);
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# a -> path -> a
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# fromJSON but for yaml (and without readFile)
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# a should be the local pkgs attrset
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fromYaml =
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file:
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let
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# convert to json
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json = pkgs.runCommand "converted.json" { } ''
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${lib.getExe pkgs.yj} < ${file} > $out
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'';
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in
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builtins.fromJSON (builtins.readFile json);
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# a -> path -> a
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# fromJSON but for ini (and without readFile)
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# a should be the local pkgs attrset
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fromINI =
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file:
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let
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# convert to json
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json = pkgs.runCommand "converted.json" { } ''
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${lib.getExe pkgs.jc} --ini < ${file} > $out
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'';
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in
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builtins.fromJSON (builtins.readFile json);
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# a -> path -> a
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# fromJSON but for raw ini (and without readFile)
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# a should be the local pkgs attrset
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fromINIRaw =
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file:
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let
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inherit (builtins) fromJSON readFile;
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# convert to json
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json =
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with pkgs;
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runCommand "converted.json" { } ''
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${jc}/bin/jc --ini -r < ${file} > $out
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'';
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in
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fromJSON (readFile json);
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# string -> a -> a
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# this creates a basic attrset only containing an
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# enable and flavor option. the fist string should
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# be the name of the module, followed by the local config
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# attrset
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mkCatppuccinOpt = name: {
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enable = lib.mkEnableOption "Catppuccin theme" // {
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default = config.catppuccin.enable;
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};
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flavor = ctp.mkFlavourOpt name;
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};
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# string -> a -> a
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# this creates an accent option for modules
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# the first string should be the name of the module,
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# followed by the local config attrset
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mkAccentOpt = ctp.mkBasicOpt "accent" ctp.types.accentOption;
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# a -> a -> a
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# see https://nlewo.github.io/nixos-manual-sphinx/development/option-types.xml.html
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# by default enums cannot be merged, but they keep their passed value in `functor.payload`.
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# `functor.binOp` can merge those values
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mergeEnums = a: b: lib.types.enum (a.functor.binOp a.functor.payload b.functor.payload);
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# string
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# returns the current release version of nixos or home-manager. throws an evaluation error if neither are
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# found
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getModuleRelease =
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config.home.version.release or config.system.nixos.release
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or (throw "Couldn't determine release version!");
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# string -> a -> a
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# if the current module release is less than `minVersion`, all options are made no-ops with
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# `lib.mkSinkUndeclaredOptions`
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mkVersionedOpts =
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minVersion: option:
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if lib.versionAtLeast ctp.getModuleRelease minVersion then
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option
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else
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lib.mkSinkUndeclaredOptions { };
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}
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